Home / 33,189.14-45,801-18,285.14

Finding the Fourth Proportional to 33,189.14, 45,801 and 18,285.14

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Solution

The fourth proportional to 33,189.14, 45,801 and 18,285.14 is: 25,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,189.14 : 45,801 = 18,285.14 : x
  2. Step 2: Convert to fraction form
    33,189.14/45,801 = 18,285.14/x
  3. Step 3: Cross multiply
    33,189.14x = 45,801 × 18,285.14
  4. Step 4: Simplify right side
    33,189.14x = 837,477,697.14
  5. Step 5: Solve for x
    x = 837,477,697.14/33,189.14
  6. Step 6: Final answer
    x = 25,233.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.